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Relè di protezione multifunzionale serie Siemens 7UM62
- Detailed Model Coding Rules for 7UM62 Series
- Informazioni sul prodotto Siemens PDF E informazioni su marchi alternativi in Cina
The Siemens SIPROTEC 4 7UM62 series uses a 12-digit segmented structure. The complete coding format is:
| Segmento di codice | Descrizione | Standard Options | Osservazioni |
| 7UM62 | Serie di prodotti | 7UM62 | SIPROTEC 4 multifunctional protection for generators, motori e trasformatori |
| [Function Version] | Protection Function Scope | 11=Standard | Determines protection logic and available algorithms |
| 12=Enhanced | |||
| 13=Full (Generator‑dedicated) | |||
| [Housing Type] | Dimensioni & I/O Quantity | 1=1/2 19″, 7BI, 12BO, 1 ready | Defines I/O capacity and display type |
| 2=1/1 19″, 15BI, 20BO, 1 ready | |||
| 3=Graphic display, 1/2 19″, 7BI, 12BO | |||
| [Tipo di terminale] | Terminale di connessione | B=Screw terminal | B for fixed installation; E for frequent replacement |
| E=Plug‑in terminal (2/3‑pin) | |||
| [CT Rating] | Rapporto CT & Sensibilità | B=5A standard | Matches on‑site CT for accurate measurement |
| E=1A standard | |||
| H=1A high‑sensitivity (IEE) | |||
| L=5A low‑sensitivity | |||
| [Region/Standard] | Standard & Lingua | A=Germany, 50Hz, CEI, German | Defines protection curves and HMI language |
| B=Global, 50/60Hz, IEC/ANSI, Inglese (Regno Unito) | |||
| C=USA, 60Hz, ANSI, Inglese (US) | |||
| D=Customized | |||
| [Funzione speciale] | Additional Function | 0AA0=Basic | Special functions require separate authorization |
| 0HA0=With communication | |||
| 0AC0=Enhanced event recording | |||
| 0FA0=With synchrocheck |
- Complete Model Matrix of 7UM62 Series (Grouped by Configuration)
2.1 Standard Function Version (7UM6211)
| Modello completo | Ordine n. | Configurazione principale | Applicazione |
| 7UM6211-1BB02-0AA0 | 7UM6211-1BB02-0AA0 | 1/2 19″, 7BI/12BO, vite, 5ATTO, globale | Small/medium motor protection, general industry |
| 7UM6211-1EB01-0HA0 | 7UM6211-1EB01-0HA0 | 1/2 19″, 7BI/12BO, collegare, 1ATTO, with comms | Distributed control systems, frequent maintenance |
| 7UM6211-2BB02-0AA0 | 7UM6211-2BB02-0AA0 | 1/1 19″, 15BI/20BO, vite, 5ATTO, globale | Large motors/transformers, complex logic |
| 7UM6211-2EB91-0AA0 | 7UM6211-2EB91-0AA0 | 1/1 19″, 15BI/20BO, collegare, 1ATTO, customized | Critical power equipment, custom protection |
| 7UM6211-3BB02-0HA0 | 7UM6211-3BB02-0HA0 | 1/2 19″, graphic display, 7BI/12BO, vite, 5ATTO, with comms | Important equipment with local monitoring |
2.2 Enhanced Function Version (7UM6212)
| Modello completo | Ordine n. | Configurazione principale | Enhanced Functions |
| 7UM6212-1EB01-0AC0 | 7UM6212-1EB01-0AC0 | 1/2 19″, 7BI/12BO, collegare, 1ATTO, registrazione degli eventi | Fault recording, analisi armonica |
| 7UM6212-2BB02-0FA0 | 7UM6212-2BB02-0FA0 | 1/1 19″, 15BI/20BO, vite, 5ATTO, controllo sincronizzato | Grid‑parallel operation, out‑of‑sync prevention |
| 7UM6212-3EB01-0HA0 | 7UM6212-3EB01-0HA0 | 1/2 19″, graphic display, 7BI/12BO, collegare, 1ATTO, with comms | Graphic UI + advanced comms for smart substations |
2.3 Full Function Version (7UM6213) – Generator Dedicated
| Modello completo | Ordine n. | Configurazione principale | Generator Protection Features |
| 7UM6213-2EB22-0HA0 | 7UM6213-2EB22-0HA0 | 1/1 19″, 15BI/20BO, collegare, 1ATTO, with comms | 100% guasto a terra dello statore, rotor earth fault protection |
| 7UM6213-1BB02-0AA0 | 7UM6213-1BB02-0AA0 | 1/2 19″, 7BI/12BO, vite, 5ATTO, globale | Small hydro & captive power generators |
| 7UM6213-3EB91-0AC0 | 7UM6213-3EB91-0AC0 | 1/2 19″, graphic display, 7BI/12BO, collegare, 1ATTO, registrazione degli eventi | Graphic fault analysis for large generators |
2.4 Special Configurations (by CT & Region)
| CT Type | Region Setting | Modelli tipici | Application Features |
| 5A Standard | Globale (IEC/ANSI) | 7UM6211-1BB02-0AA0 | Most industrial power systems |
| 7UM6211-2BB02-0AA0 | |||
| 1A Standard | U.S.A. (ANSI) | 7UM6211-1EB01-0CA0 | Standard for North American power systems |
| 7UM6211-2EB01-0CA0 | |||
| 1A High‑Sensitivity | Globale (IEC/ANSI) | 7UM6211-1EH01-0HA0 | High‑impedance earthing systems, improved earth fault detection |
| 7UM6211-2EH01-0HA0 | |||
| 5A Low‑Sensitivity | Europe (CEI) | 7UM6211-1BL02-0AA0 | High‑capacity equipment, reduced maloperation |
| 7UM6211-2BL02-0AA0 |
- Funzioni principali & Specifiche tecniche
3.1 General Technical Data
| Articolo | Valore | Descrizione |
| Measuring Channels | 8×Current, 4×Voltage | Full monitoring for three‑phase systems |
| Sampling Rate | 24 samples/cycle | Accurate transient capture, alta affidabilità |
| Comunicazione | RS485 standard, Ethernet opzionale | Supports IEC 60870‑5‑103, ModBus, ecc. |
| Tensione di alimentazione | 110/220V CA/CC | Wide‑range design |
| Temperatura ambiente | -25℃ ~ +70 ℃ | Industrial and outdoor installation |
| Grado di protezione | IP30 | For panel mounting |
3.2 Funzioni di protezione fondamentali
Integrated comprehensive protection (varies by version):
Protezione da sovracorrente (ANSI 50/51)
Impedance protection (ANSI 21)
Out-of-step protection (ANSI 78)
Over/undervoltage (ANSI 59/27)
Over/underfrequency (ANSI 81)
Stator/rotor earth fault (ANSI 64)
Reverse power (ANSI 32)
Synchrocheck (ANSI 25)
- Selezione & Ordering Notes
- Function Version
Standard (11): General motors & trasformatori
Migliorato (12): Advanced monitoring & event analysis
Pieno (13): Generator-specific, compreso 100% guasto a terra dello statore
- Alloggiamento & I/O
1/2 19″ (7BI/12BO): Space-limited panels
1/1 19″ (15BI/20BO): Complex logic, più I/O
Graphic display (3xx): Local operation & diagnosi dei guasti
- CT Matching
Confirm on-site CT ratio (5A/1A)
High-sensitivity versions for high-impedance earthing
- Region & Standard
Globale (B): IEC/ANSI compliant, ideal for export
Regional (aria condizionata): Optimized for local standards
- Modelli sostitutivi
7UM62 series is discontinued; recommended successor: 7UM85 series (SIPROTEC 5)
Alternative multimarca: ABB REF615, Schneider Sepam 80 serie, ABB RET670 (generator-dedicated)
